---> uname -a: Linux prd-centos8-builder-2c-1g-4688.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.998 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0,1 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 3.8G 0 3.8G 0% /dev tmpfs 3.8G 0 3.8G 0% /dev/shm tmpfs 3.8G 17M 3.8G 1% /run tmpfs 3.8G 0 3.8G 0% /sys/fs/cgroup /dev/vda1 40G 8.5G 32G 22% / tmpfs 770M 0 770M 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7699 578 4968 19 2152 6814 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:f8:7e:b7 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.107.209/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86086sec preferred_lft 86086sec inet6 fe80::f816:3eff:fef8:7eb7/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 03/25/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM tps rtps wtps bread/s bwrtn/s 08:05:01 AM 207.23 99.22 108.01 1335.95 8115.88 08:06:01 AM 88.99 2.88 86.10 278.89 10067.87 08:07:01 AM 33.96 0.88 33.08 55.46 1711.78 08:08:01 AM 20.25 0.08 20.16 9.87 571.97 Average: 87.61 25.77 61.84 420.08 5117.00 08:04:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:05:01 AM 5275528 7023248 2608916 33.09 2688 1920384 695928 7.79 194416 2069868 130120 08:06:01 AM 5150388 7034808 2734056 34.68 2688 2050292 680484 7.62 209684 2154356 35776 08:07:01 AM 5146132 7032044 2738312 34.73 2688 2051928 683112 7.65 227536 2142592 7484 08:08:01 AM 5105024 6991236 2779420 35.25 2688 2052216 724088 8.11 407252 2002448 7508 Average: 5169268 7020334 2715176 34.44 2688 2018705 695903 7.79 259722 2092316 45222 08:04:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:05:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:05:01 AM eth0 64.75 47.48 1106.80 8.28 0.00 0.00 0.00 0.00 08:06:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:06:01 AM eth0 35.33 25.25 460.37 6.79 0.00 0.00 0.00 0.00 08:07:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:07:01 AM eth0 31.26 26.66 26.97 9.17 0.00 0.00 0.00 0.00 08:08:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:08:01 AM eth0 35.34 27.35 31.59 16.07 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 41.67 31.69 406.46 10.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-builder-63d9752a-2c92-2a07-2618-33e2bb46e6c7.nov) 03/25/2026 _x86_64_ (2 CPU) 08:03:20 LINUX RESTART (2 CPU) 08:04:01 AM CPU %user %nice %system %iowait %steal %idle 08:05:01 AM all 28.95 1.63 14.98 12.45 0.11 41.88 08:05:01 AM 0 32.59 1.74 16.24 12.09 0.12 37.21 08:05:01 AM 1 25.32 1.52 13.72 12.81 0.10 46.53 08:06:01 AM all 23.96 0.00 2.79 13.60 0.09 59.56 08:06:01 AM 0 31.82 0.00 3.32 13.20 0.10 51.56 08:06:01 AM 1 16.11 0.00 2.25 13.99 0.08 67.56 08:07:01 AM all 32.78 0.00 2.59 3.42 0.11 61.10 08:07:01 AM 0 47.10 0.00 2.85 5.38 0.12 44.55 08:07:01 AM 1 18.47 0.00 2.33 1.47 0.10 77.64 08:08:01 AM all 35.33 0.00 2.76 0.83 0.10 60.98 08:08:01 AM 0 34.64 0.00 2.73 0.90 0.10 61.63 08:08:01 AM 1 36.02 0.00 2.78 0.77 0.10 60.33 Average: all 30.26 0.40 5.75 7.56 0.10 55.93 Average: 0 36.55 0.43 6.25 7.88 0.11 48.78 Average: 1 23.97 0.38 5.25 7.24 0.10 63.07